Home / 17,986.62-24,689.47-15,952.71

Finding the Fourth Proportional to 17,986.62, 24,689.47 and 15,952.71

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Solution

The fourth proportional to 17,986.62, 24,689.47 and 15,952.71 is: 21,897.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,986.62 : 24,689.47 = 15,952.71 : x
  2. Step 2: Convert to fraction form
    17,986.62/24,689.47 = 15,952.71/x
  3. Step 3: Cross multiply
    17,986.62x = 24,689.47 × 15,952.71
  4. Step 4: Simplify right side
    17,986.62x = 393,863,954.96
  5. Step 5: Solve for x
    x = 393,863,954.96/17,986.62
  6. Step 6: Final answer
    x = 21,897.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.